How many moles of sucrose are dissolved in 520 mL of solution if the solution concentration is 0.150 M

Where would NaOH lie on the pH scale?

At this lower concentration, about how many extra hydrogen bonds would be needed to hold a and b together tightly enough to form the same proportion of the ab complex?

Lisa wants to determine which melts faster, an ice cube or a popsicle. What procedure should she follow to conduct her experiment? A. Set an ice cube and an orange popsicle at room temperature, and time how long it takes each to melt. B.

Oxygen s atomic number is 8. this means that an oxygen atom has a. eight neutrons in its nucleus. c. eight protons in its nucleus. b. a total of eight protons and neutrons. d. a total of eight neutrons and electrons.

it is 240km from monroe to boston. How much will it cost to drive from monroe to boston if the price of gas is $3.75 gallon and your car gets 27 miles to the gallon

What experiments did Lavoisier do?

if an atom has 4 protons, 5 neutrons, and 4 electrons, what is the mass number of this atom? How do you know?

What volume of hydrogen gas can be produced by reacting 4.20 g of sodium in excess water at 50.0 Celsius and 106 kPa? The reaction is 2Na + 2H20 - - > 2NaOH + H2.

Is athletes foot abiotic or biotic?

What are the mole fractions of HNO3 and water in a concentrated solution of nitric acid (68.0% HNO3 by mass) ? (a) Outline the steps necessary to answer the question. (b) Answer the question